Add example tests (#50)

.github/workflows/push.yml

@@ -31,4 +31,28 @@ jobs:
           with:
             python-version: "3.x"
         - run: python3 -m pip install black
-        - run: black .
+        - run: black .
+
+  tests:
+    runs-on: "ubuntu-latest"
+    name: Run tests
+    steps:
+      - name: Check out code from GitHub
+        uses: "actions/checkout@v2"
+      - name: Setup Python
+        uses: "actions/setup-python@v1"
+        with:
+          python-version: "3.8"
+      - name: Install requirements
+        run: python3 -m pip install -r requirements_test.txt
+      - name: Run tests
+        run: |
+          pytest \
+            -qq \
+            --timeout=9 \
+            --durations=10 \
+            -n auto \
+            --cov custom_components.integration_blueprint \
+            -o console_output_style=count \
+            -p no:sugar \
+            tests